/*
 * Copyright 2002-2019 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.messaging.rsocket;

import io.rsocket.RSocketFactory;

/**
 * Strategy to apply some configuration to a
 * {@link io.rsocket.RSocketFactory.ClientRSocketFactory ClientRSocketFactory}.
 * It is given to {@link RSocketRequester.Builder} to initialize the
 * {@code RSocketFactory} that's used to connect.
 *
 * @author Rossen Stoyanchev
 * @since 5.2
 */
@FunctionalInterface
public interface ClientRSocketFactoryConfigurer {

	/**
	 * This method is invoked by {@link RSocketRequester.Builder} immediately
	 * before the call to {@link #configure}, and can be used by implementations
	 * of this interface that need access to the configured
	 * {@code RSocketStrategies}.
	 */
	default void configureWithStrategies(RSocketStrategies strategies) {
	}

	/**
	 * Configure the given {@code ClientRSocketFactory}.
	 * @param rsocketFactory the factory to configure
	 */
	void configure(RSocketFactory.ClientRSocketFactory rsocketFactory);

}
